{"product_id":"24h-usb-countdown-timer-switch-digital-auto-shutdown","title":"24H USB Countdown Timer Switch | Digital Auto Shutdown","description":"\u003ch2\u003e24-Hour USB Digital Countdown Timer Switch\u003c\/h2\u003e\n\u003cp\u003eTake full control of your USB-powered devices with this compact and easy-to-use \u003cstrong\u003e24-Hour Digital Countdown Timer Switch\u003c\/strong\u003e. Simply plug it between any USB power source and your device, set your desired countdown, and let it automatically cut power when the time is up — no more forgetting to turn things off. Perfect for home and office use.\u003c\/p\u003e\n\n\u003cp\u003e\u003cem\u003eMade in Mainland China.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUp to 24-Hour Countdown:\u003c\/strong\u003e Set hours and minutes independently for precise timing up to 24 hours. Hour increments: 1H; Minute increments: 5 MIN.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIntuitive Digital Display:\u003c\/strong\u003e A clear digital screen shows the remaining countdown time at a glance — no guesswork required.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSimple Knob Control:\u003c\/strong\u003e Press the knob once to switch between hour and minute adjustment modes; rotate to set the desired value.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePlug \u0026amp; Play USB Design:\u003c\/strong\u003e Standard USB male-to-female connector — just plug it in between your USB power source and your device. No installation or setup needed.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e5V Low-Voltage Safety:\u003c\/strong\u003e Operates at 5V for enhanced safety with all standard USB-powered devices.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePortable \u0026amp; Lightweight:\u003c\/strong\u003e Compact plastic housing makes it easy to carry and use anywhere.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAuto Power-Off Function:\u003c\/strong\u003e Press and hold the knob for 3 seconds to manually power off at any time.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow to Use\u003c\/h3\u003e\n\u003col\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSet Hours:\u003c\/strong\u003e Press the knob once to enter hour-setting mode, then rotate to select the desired hours.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSet Minutes:\u003c\/strong\u003e Press the knob again to switch to minute-setting mode, then rotate to select the desired minutes (in 5-minute increments).\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStart the Timer:\u003c\/strong\u003e After setting your time, wait 5 seconds. When the \":\" on the display begins flashing, the countdown has started.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManual Power Off:\u003c\/strong\u003e Press and hold the knob for 3 seconds to immediately cut power.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInterface\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUSB Male \/ Female Connector\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eVoltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5V\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax Timer Duration\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e24 Hours\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHour Increment\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 Hour\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMinute Increment\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5 Minutes\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePlastic\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBattery Required\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePackage Contents\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 or 2 pcs (as selected)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOrigin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMainland China\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eGreat Pairings for Your Setup\u003c\/h3\u003e\n\u003cp\u003eLooking for more power and cable accessories? Check out these related products:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10-pack-rubber-strain-relief-cord-boot-protector-sleeves-4-6-5-2-6mm\"\u003e10-Pack Rubber Strain Relief Cord Boot Protectors 4.6–6mm\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/waterproof-cable-gland-set-pg7-pg9-nylon-connectors-10-pack\"\u003e10-Pack Waterproof Cable Glands PG7 PG9 Nylon Connectors\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/25-in-1-precision-magnetic-screwdriver-set-pro-repair-tool-kit\"\u003e25-in-1 Precision Magnetic Screwdriver Set | Pro Repair Kit\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/hand-power-tools\" target=\"_blank\" rel=\"noopener\"\u003eOSHA guidance on hand and power tools\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What devices can I use this USB countdown timer switch with?\u003c\/h4\u003e\n\u003cp\u003eA: This USB countdown timer switch works with any device powered by a standard 5V USB connection — including USB fans, LED lights, phone chargers, USB lamps, humidifiers, and other low-voltage USB-powered gadgets. Simply insert it between the USB power source and the device.\u003c\/p\u003e\n\u003ch4\u003eQ: How do I start the countdown timer?\u003c\/h4\u003e\n\u003cp\u003eA: After setting your desired hours and minutes using the knob, simply wait approximately 5 seconds. Once the colon (\":\") on the digital display starts flashing, the countdown has begun and the device will automatically shut off when it reaches zero.\u003c\/p\u003e\n\u003ch4\u003eQ: Can I stop or cancel the timer early?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. To manually power off at any time, simply press and hold the knob for 3 seconds. This will immediately cut power to the connected device.\u003c\/p\u003e\n\u003ch4\u003eQ: Does this timer require batteries?\u003c\/h4\u003e\n\u003cp\u003eA: No batteries are required. The timer is powered directly through the USB connection, making it completely hassle-free to use.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What devices can I use this USB countdown timer switch with?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This USB countdown timer switch works with any device powered by a standard 5V USB connection — including USB fans, LED lights, phone chargers, USB lamps, humidifiers, and other low-voltage USB-powered gadgets. Simply insert it between the USB power source and the device.\"}}, {\"@type\": \"Question\", \"name\": \"How do I start the countdown timer?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"After setting your desired hours and minutes using the knob, simply wait approximately 5 seconds. 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The timer is powered directly through the USB connection, making it completely hassle-free to use.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/sdf9i0-k1.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Batteries, Cables \u0026 Electronics\", \"item\": \"https:\/\/sdf9i0-k1.myshopify.com\/collections\/batteries-cables-electronics\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"24H USB Countdown Timer Switch | Digital Auto Shutdown\", \"item\": \"https:\/\/sdf9i0-k1.myshopify.com\/products\/24h-usb-countdown-timer-switch-digital-auto-shutdown\"}]}\u003c\/script\u003e","brand":"QXL","offers":[{"title":"1Pcs","offer_id":46963669237959,"sku":"14:350686#1Pcs","price":27.28,"currency_code":"USD","in_stock":true},{"title":"2Pcs","offer_id":46963669270727,"sku":"14:350850#2Pcs","price":54.77,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0799\/8314\/9255\/files\/S995e2f088eaa43559aae2a2c6db31d29f.webp?v=1786053937","url":"https:\/\/qxlcustomerservice.com\/products\/24h-usb-countdown-timer-switch-digital-auto-shutdown","provider":"QXL","version":"1.0","type":"link"}